f38f17b4332673558d7af830be85fb2edd463b259eddcb4d1c19fa65457a9162

Analysis

max time kernel
157s
max time network
163s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
12-10-2023 15:28

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General

Target

21102f7eed2a7403b221592fba6b8729_JC.exe
Size

1.3MB
MD5

21102f7eed2a7403b221592fba6b8729
SHA1

c816af7b462d4f080ecc736f04c8d68e801619bf
SHA256

f38f17b4332673558d7af830be85fb2edd463b259eddcb4d1c19fa65457a9162
SHA512

77cc9cde4b050ec7d4c873bf048808116cb79595d50b0af055eac6b6075425feeb5af16558ffb174a50bfc1d6a035ea6e1b8289f4b6ed5fc59697bbd380857dd
SSDEEP

24576:0/j/wqwWzFCiMaKojnXrW+xg2FwpqRh6Q/MJvfZryOk5vXVmhfXByw:0wmx5qNeDTkJvfVjk1lmdx7

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\Windows\\host32.exe,"	21102f7eed2a7403b221592fba6b8729_JC.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\host32.exe	21102f7eed2a7403b221592fba6b8729_JC.exe
File created	C:\Windows\host32.exe	21102f7eed2a7403b221592fba6b8729_JC.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4088	21102f7eed2a7403b221592fba6b8729_JC.exe
4088	21102f7eed2a7403b221592fba6b8729_JC.exe
4088	21102f7eed2a7403b221592fba6b8729_JC.exe
4088	21102f7eed2a7403b221592fba6b8729_JC.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4088	21102f7eed2a7403b221592fba6b8729_JC.exe

C:\Users\Admin\AppData\Local\Temp\21102f7eed2a7403b221592fba6b8729_JC.exe
"C:\Users\Admin\AppData\Local\Temp\21102f7eed2a7403b221592fba6b8729_JC.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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